2666916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 8124480

約数和(自身を除く): 5457564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 557, 684, 798, 1114, 1197, 1596, 1671, 2228, 2394, 3342, 3899, 4788, 5013, 6684, 7798, 10026, 10583, 11697, 15596, 20052, 21166, 23394, 31749, 35091, 42332, 46788, 63498, 70182, 74081, 95247, 126996, 140364, 148162, 190494, 222243, 296324, 380988, 444486, 666729, 888972, 1333458, 2666916]

約数ペア:

[(1, 2666916), (2, 1333458), (3, 888972), (4, 666729), (6, 444486), (7, 380988), (9, 296324), (12, 222243), (14, 190494), (18, 148162), (19, 140364), (21, 126996), (28, 95247), (36, 74081), (38, 70182), (42, 63498), (57, 46788), (63, 42332), (76, 35091), (84, 31749), (114, 23394), (126, 21166), (133, 20052), (171, 15596), (228, 11697), (252, 10583), (266, 10026), (342, 7798), (399, 6684), (532, 5013), (557, 4788), (684, 3899), (798, 3342), (1114, 2394), (1197, 2228), (1596, 1671)]